Value & Volume
KH7–10.5 kW
FoxESS | KH7, KH8, KH9, KH9.9, KH10 and KH10.5
Single-phaseHybridEssential-load backup4 MPPTs
74/ 100
Strong evidence coverage · 100%
Evidence checked 2026-08-30
Fanless Design
Full scorecard Score profile
marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.
| Measure | KH | SUN-5K-SG03LP1-AU |
|---|---|---|
| Efficiency | ||
| Design & Flexibility | ||
| Thermal & Physical Resilience | ||
| Features & Integration | ||
| Safety & Compliance | ||
| Guarantee & Backbone | ||
| Energy Ecosystem |
Efficiency
- KH
62 / 100 (better value on this row) - SUN-5K-SG03LP1-AU
59 / 100
Design & Flexibility
- KH
92 / 100 - SUN-5K-SG03LP1-AU
61 / 100
Thermal & Physical Resilience
- KH
85 / 100 - SUN-5K-SG03LP1-AU
76 / 100
Features & Integration
- KH
84 / 100 - SUN-5K-SG03LP1-AU
78 / 100
Safety & Compliance
- KH
87 / 100 - SUN-5K-SG03LP1-AU
74 / 100
Guarantee & Backbone
- KH
58 / 100 - SUN-5K-SG03LP1-AU
74 / 100
Energy Ecosystem
- KH
45 / 100 - SUN-5K-SG03LP1-AU
40 / 100
Key specifications
marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.
| Measure | KH | SUN-5K-SG03LP1-AU |
|---|---|---|
| Architecture | Hybrid inverter | Hybrid inverter |
| Published rated AC power range | 7–10.5 kW | 5 kW |
| Scored benchmark | 10.5 kW | Not stated |
| Power | 10.5 kW | 5.0 kW |
| Type | Hybrid | Hybrid |
| Peak eff | 97.8 % (better value on this row) | 97.6 % |
| MPPTs | 4 (better value on this row) | 2 |
Architecture
- KH
- Hybrid inverter
- SUN-5K-SG03LP1-AU
- Hybrid inverter
Published rated AC power range
- KH
- 7–10.5 kW
- SUN-5K-SG03LP1-AU
- 5 kW
Scored benchmark
- KH
- 10.5 kW
- SUN-5K-SG03LP1-AU
- Not stated
Power
- KH
- 10.5 kW
- SUN-5K-SG03LP1-AU
- 5.0 kW
Type
- KH
- Hybrid
- SUN-5K-SG03LP1-AU
- Hybrid
Peak eff
- KH
- 97.8 % (better value on this row)
- SUN-5K-SG03LP1-AU
- 97.6 %
MPPTs
- KH
- 4 (better value on this row)
- SUN-5K-SG03LP1-AU
- 2
Where the comparison separates
OverallKH leads the global score by 7 points.
Strongest dimensionsKH: Design & Flexibility · SUN-5K-SG03LP1-AU: Features & Integration
Largest differenceKH has the largest pillar edge in Design & Flexibility (31 points).
Evidence coverageKH: strong evidence coverage (100%) · SUN-5K-SG03LP1-AU: strong evidence coverage (100%)
A score lead is only meaningful inside this shared class or tier. Weigh it against the specification and evidence rows above before deciding.
Both products are scored in the Value & Volume class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.